In the professional world, one of the key concepts is diversification. Harry Markowitz is a Nobel prize winning economist and one of his major discoveries was that adding new asset classes can dramatically alter the overall risk profile of a portfolio. His finding was that a portfolio that contained very low risk assets would normally benefit from lower volatility and higher returns if a higher risk asset was added. This is due to the likely lack of correlation between high and low risk asset classes.
Remember that free stock picks usually exist because of the vested interests of the company or the promoter. There are some exceptions, such as in the case of top book publishers, like John Wiley & Sons, who produce works like, "Penny Stocks for Dummies." Their exhaustive vetting process alone is usually thorough enough to provide you with some serious confidence in who they choose.
7. Don’t concentrate on the money – This may sound counterintuitive, but it makes good sense. Having money at the forefront of your mind could make you do reckless things, like taking tiny profits in fear of losing what you’ve already won, or jumping straight in so you don’t miss a move. Instead, focus on sticking to your strategy and let your strategy focus on making you money.
The stock market is made up of exchanges, like the New York Stock Exchange and the Nasdaq. Stocks are listed on a specific exchange, which brings buyers and sellers together and acts as a market for the shares of those stocks. The exchange tracks the supply and demand — and directly related, the price — of each stock. (Need to back up a bit? Read our explainer about stocks.)

By knowing how much capital you will need and the future point in time when you will need it, you can calculate how much you should invest and what kind of return on your investment will be needed to produce the desired result. To estimate how much capital you are likely to need for retirement or future college expenses, use one of the free financial calculators available over the Internet.

You’ll come across an overwhelming amount of information as you screen potential business partners. But it’s easier to home in on the right stuff when wearing a “business buyer” hat. You want to know how this company operates, its place in the overall industry, its competitors, its long-term prospects and whether it brings something new to the portfolio of businesses you already own.